When installing:
Error 1720. There is a problem with this Windows Installer package. A script required for this install to complete could not be run. Contact your support personnel or package vendor. Custom action check_framework_version script error -2147221494, Power-user: Microsoft .NET Framework 4.8 package or greated needs to be installed for this installation to continue. Line 31, Column 3,
By the way, in the “error message” window, the text is truncated, the last words: ‘Custom Action Check’, I had to use the Getwindowtext program, to capture the whole text.